package com.siants.realm.singlerealm;

import org.apache.shiro.authc.*;
import org.apache.shiro.realm.Realm;

/**
 * Created by yanxin on 2016/9/23.
 */
public class MyRealm1 implements Realm {

    @Override
    public String getName() {
        return "myrealm1";
    }

    @Override
    public boolean supports(AuthenticationToken token) {
        //仅支持UsernamePasswordToken类型的Token
        return token instanceof UsernamePasswordToken;
    }

    @Override
    public AuthenticationInfo getAuthenticationInfo(AuthenticationToken token) throws AuthenticationException {
        String username = (String) token.getPrincipal();    //得到用户名
        String password = new String((char[]) token.getCredentials());  //得到密码
        if (!"zhang".equals(username)){
            throw new UnknownAccountException();    //如果用户名错误
        }
        if (!"123".equals(password)) {
            throw new IncorrectCredentialsException();  //如果密码错误
        }
        //如果身份认证成功，返回一个AuthenticationInfo实现；
        return new SimpleAuthenticationInfo(username, password, getName());
    }
}
